Cometic Gasket Cylinder Head Gasket

2003–2015 Dodge Ram 1500 / 2500 / 3500, 2004–2015 Dodge Durango, 2005–2015 Chrysler 300, 2005–2008 Dodge Magnum, 2005–2015 Jeep Grand Cherokee, 2006–2015 Dodge Charger, 2009–2015 Dodge Challenger, 2011–2015 Ram 1500 / 2500 / 3500 5.7L Gen-3 Hemi

C5468-045

Overview:

The Cometic Gasket 5.7L Gen-3 Hemi .045in MLS Cylinder Head Gasket is engineered to provide superior sealing performance for a wide range of Chrysler, Dodge, Jeep, and Ram vehicles equipped with the 5.7L Gen-3 Hemi engine. Designed for enthusiasts and professional mechanics alike, this gasket ensures reliable durability under demanding conditions, making it an ideal replacement for factory gaskets or an upgrade for performance applications.

Built to withstand high combustion pressures and thermal cycles, this gasket maintains a tight seal to prevent leaks and optimize engine efficiency. Whether you are performing an engine rebuild, upgrade, or maintenance, the Cometic MLS gasket offers peace of mind with its robust construction and precise fitment.

Key Features:

Cometic’s 5.7L Gen-3 Hemi MLS Cylinder Head Gasket incorporates advanced materials and design elements to deliver exceptional performance and longevity:

• Multi-Layer Steel (MLS) construction with three to five layers of stainless steel for enhanced strength and durability
• Embossed outer layers coated with Viton rubber on both sides for superior sealing and resistance to harsh environments
• Viton coating rated for heat resistance up to 250°C (482°F), ensuring reliable performance under high-temperature conditions
• Precisely engineered bore size of 3.950 inches to match factory specifications for the 5.7L Gen-3 Hemi engine
• Designed to withstand high combustion pressures and resist corrosion and gasket blowout
• Compatible with a wide range of Chrysler, Dodge, Jeep, and Ram models from 2003 through 2015
• Provides excellent rebound characteristics to maintain a consistent seal over time
• OEM-quality fitment for direct replacement without modifications

Construction & Design:

This cylinder head gasket features a robust multi-layer steel design, combining three to five layers of high-grade stainless steel to deliver superior strength and flexibility. The stainless steel layers provide excellent resistance to corrosion and thermal fatigue, critical for maintaining a reliable seal in high-performance and heavy-duty engines.

The embossed outer layers are coated with a specialized Viton rubber compound on both sides. Viton is known for its exceptional chemical resistance and ability to withstand extreme temperatures, making it ideal for sealing combustion chambers and coolant passages. This coating enhances the gasket’s ability to conform to surface irregularities and maintain a leak-free seal under varying load conditions.

Installation & Fitment:

The Cometic 5.7L Gen-3 Hemi MLS Cylinder Head Gasket is designed for straightforward installation as a direct OEM replacement. It fits the left-hand side (LHS) cylinder head and matches the exact bore size and thickness specifications required for proper sealing. No modifications to the engine block or cylinder head are necessary, ensuring a hassle-free installation process.

Proper torque specifications and installation procedures should be followed to maximize gasket performance and longevity. This gasket is compatible with a broad range of vehicles, including Dodge Ram 1500 (2003–2010), Ram 2500 (2003–2010), Ram 3500 (2003–2009), Dodge Durango (2004–2015), Chrysler 300 (2005–2015), Dodge Magnum (2005–2008), Jeep Grand Cherokee (2005–2015), Dodge Charger (2006–2015), Dodge Challenger (2009–2015), and Ram 1500/2500/3500 (2011–2015).

What's Included:

• One (1) Cometic Gasket 5.7L Gen-3 Hemi .045in MLS Cylinder Head Gasket (Left-Hand Side)

Ideal For:

This gasket is ideal for automotive enthusiasts, professional mechanics, and rebuilders seeking a high-quality, durable replacement for the 5.7L Gen-3 Hemi engine. It is well-suited for performance upgrades, engine rebuilds, and routine maintenance on Chrysler, Dodge, Jeep, and Ram vehicles within the specified model years. Its robust construction makes it a reliable choice for both street and light-duty off-road applications.

Cometic Gasket supplies high-performance sealing solutions for motorsports and high-stress engine builds, with a strong focus on modern gasket materials like multi-layer steel (MLS) head gaskets. Their catalog spans head gaskets and complete gasket sets across a wide range of applications, helping builders maintain reliable combustion and fluid sealing under extreme pressure and heat.